Freeze Cycle - Hoshizaki KM-320MAH Service Manual

2nd Cycle and after with no pump drain
IMPORTANT
Freeze cycle time is limited by the freeze timer
factory setting even if the float switch does not
open.
1. Float switch opens and signals to complete

freeze cycle.

4. After the first 5 minutes in freeze cycle.
Ready to complete freeze cycle when float
switch circuit opens.
IMPORTANT
Board never accepts freeze completion signal
within the first 5 minutes in freeze cycle.
Water Valve
Hot Gas Valve
Defrost
Cycle
Freeze
Cycle
Pump, Fan &
Line Valve
3. Defrost timer stops counting.
1. Board never accepts defrost completion signal
2. Defrost cycle time is limited to 20 minutes even
15
2. Thermistor reads 48°F (9°C).
Defrost timer starts counting.
Water valve opening is
limited to 6 minutes.
Defrost cycle is completed and
freeze cycle starts.
IMPORTANT
within the first 2 minutes in defrost cycle.
if defrost timer does not stop counting.
IMPORTANT